{"id":34910,"date":"2019-10-31T22:01:11","date_gmt":"2019-10-31T19:01:11","guid":{"rendered":"https:\/\/prohoster.info\/blog\/kompaniya-oracle-vypustila-yadro-unbreakable-enterprise-kernel-r5u2\/"},"modified":"2019-10-31T22:01:11","modified_gmt":"2019-10-31T19:01:11","slug":"kompaniya-oracle-vypustila-yadro-unbreakable-enterprise-kernel-r5u2","status":"publish","type":"post","link":"https:\/\/prohoster.info\/et\/blog\/news\/kompaniya-oracle-vypustila-yadro-unbreakable-enterprise-kernel-r5u2","title":{"rendered":"Oracle Corporation on v\u00e4lja lasknud Unbreakable Enterprise Kernel R5U2","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Oracle Corporation <noindex><a rel=\"nofollow\" href=\"https:\/\/blogs.oracle.com\/linux\/announcing-the-general-availability-of-the-unbreakable-enterprise-kernel-release-5-update-2\">vabastas<\/a><\/noindex> teine funktsionaalne v\u00e4rskendus tuumale <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=48813\">Unbreakable Enterprise Kernel R5<\/a><\/noindex>, mis on positsioneeritud kasutamiseks Oracle Linuxi distributsioonis alternatiivina Red Hat Enterprise Linuxi originaalpaketile. Tuum on saadaval x86_64 ja ARM64 (aarch64) arhitektuuridele. Tuuma l\u00e4htekood, sealhulgas eraldi plaastrite jaotus, <noindex><a rel=\"nofollow\" href=\"https:\/\/oss.oracle.com\/git\/?p=linux-uek.git;a=summary\">avaldatud<\/a><\/noindex> on avalikus Git-repositooriumis Oracle.<\/p>\n<p>Pakett Unbreakable Enterprise Kernel 5 p\u00f5hineb tuumal <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=47513\">Linux 4.14<\/a><\/noindex> (UEK R4 p\u00f5hines tuumal 4.1), mis on t\u00e4iendatud uute v\u00f5imalustega, optimeerimiste ja parandustega ning on testitud \u00fchilduvuse osas enamiku RHEL-is t\u00f6\u00f6tavate rakendustega, olles spetsiaalselt optimeeritud t\u00f6\u00f6tamiseks Oracle'i t\u00f6\u00f6stustarkvara ja riistvaraga. Installimist ja src-pakette UEK R5U1 <noindex><a rel=\"nofollow\" href=\"https:\/\/yum.oracle.com\/oracle-linux-7.html\">valmistatud<\/a><\/noindex> Oracle Linux 7.5 ja 7.6 jaoks (\u00fchtki takistust selle tuuma kasutamiseks ei ole sarnastes RHEL, CentOS ja Scientific Linux versioonides). <\/p>\n<p>Peamised <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.oracle.com\/cd\/E93554_01\/F16744\/html\/index.html\">parandused<\/a><\/noindex>:<\/p>\n<ul>\n<li class=\"l\"> T\u00f6\u00f6s on olnud ps\u00fchho-s\u00fcsteemi PSI (Pressure Stall Information) pat\u0161id, mis v\u00f5imaldavad anal\u00fc\u00fcsida ooteaegade teavet erinevate ressursside (CPU, m\u00e4lu, sisend\/v\u00e4ljund) jaoks teatud \u00fclesannete v\u00f5i protsesside kogumite cgroupis. PSI abil v\u00f5ivad kasutaja ruumis t\u00f6\u00f6tavad k\u00e4sitlejad t\u00e4psemalt hinnata s\u00fcsteemi koormust ja t\u00f6\u00f6 aeglustumise iseloomu v\u00f5rreldes Load Average'iga;\n<li class=\"l\"> cgroup2 jaoks on aktiveeritud ressursi kontroller cpuset, mis pakub mehhanismi \u00fclesannete paigutamise piiramiseks NUMA-m\u00e4lu ja CPU nodidesse, lubades kasutada ainult ressursse, mis on m\u00e4\u00e4ratud \u00fclesannete r\u00fchmale l\u00e4bi pseudo-FS cpuset liidese;\n<li class=\"l\"> Olenemata suurep\u00e4rasest CPU-resursside tarbimisest on rakendatud ktask raamistiku \u00fclesandeid, mis tarbivad suures mahus CPU ressursse. N\u00e4iteks on ktask abil v\u00f5imalik korraldada m\u00e4lu lehek\u00fclgede puhastamise v\u00f5i inode'i loendi t\u00f6\u00f6tlemise \u00fclesannete paralleelset teostamist;\n<li class=\"l\"> DTrace's <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.oracle.com\/cd\/E93554_01\/F16744\/html\/uek5-features-dtrace.html\">lisatud<\/a><\/noindex> pakettide haaramise toimetamine libpcap'i abil uue toimingu kaudu &#171;pcap(skb,proto)&#187; N\u00e4iteks &#171;dtrace -n &#8216;ip:::send { pcap((void *)arg0, PCAP_IP); }'&#187;.\n<li class=\"l\"> Uute tuumav\u00e4ljaannete hulgas <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.oracle.com\/cd\/E93554_01\/F16744\/html\/uek5-features-fs.html\">on kantud<\/a><\/noindex> parandused FS btrfs, CIFS, ext4, OCFS2 ja XFS rakenduses;\n<li class=\"l\"> Tuumast 4.19 <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.oracle.com\/cd\/E93554_01\/F16744\/html\/uek5-features-virt.html\">on kantud<\/a><\/noindex> muudatused, mis on seotud KVM, Xen ja Hyper-V h\u00fcperviisorite toe parandamisega;\n<li class=\"l\">  <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.oracle.com\/cd\/E93554_01\/F16744\/html\/ol_drvupd.html\">Ajakohastatud<\/a><\/noindex> seadmestiku draiverid ja laiendatud NVMe m\u00e4luseadmete tugi (muudatused on viidud ajavahemikus 4.18 kuni 4.21);\n<li class=\"l\"> Algoritmid, mis parandavad j\u00f5udlust ARM plaanides.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Allikas: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50798\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Oracle \u0432\u044b\u043f\u0443\u0441\u0442\u0438\u043b\u0430 \u0432\u0442\u043e\u0440\u043e\u0435 \u0444\u0443\u043d\u043a\u0446\u0438\u043e\u043d\u0430\u043b\u044c\u043d\u043e\u0435 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u0434\u043b\u044f \u044f\u0434\u0440\u0430 Unbreakable Enterprise Kernel R5, \u043f\u043e\u0437\u0438\u0446\u0438\u043e\u043d\u0438\u0440\u0443\u0435\u043c\u043e\u0433\u043e \u0434\u043b\u044f \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0432 \u0434\u0438\u0441\u0442\u0440\u0438\u0431\u0443\u0442\u0438\u0432\u0435 Oracle Linux \u0432 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u0430\u043b\u044c\u0442\u0435\u0440\u043d\u0430\u0442\u0438\u0432\u044b \u0448\u0442\u0430\u0442\u043d\u043e\u043c\u0443 \u043f\u0430\u043a\u0435\u0442\u0443 \u0441 \u044f\u0434\u0440\u043e\u043c \u0438\u0437 Red Hat Enterprise Linux. \u042f\u0434\u0440\u043e \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u043e \u0434\u043b\u044f \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440 x86_64 \u0438 ARM64 (aarch64). \u0418\u0441\u0445\u043e\u0434\u043d\u044b\u0435 \u0442\u0435\u043a\u0441\u0442\u044b \u044f\u0434\u0440\u0430, \u0432\u043a\u043b\u044e\u0447\u0430\u044f \u0440\u0430\u0437\u0431\u0438\u0432\u043a\u0443 \u043d\u0430 \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u044b\u0435 \u043f\u0430\u0442\u0447\u0438, \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u044b \u0432 \u043f\u0443\u0431\u043b\u0438\u0447\u043d\u043e\u043c Git-\u0440\u0435\u043f\u043e\u0437\u0438\u0442\u043e\u0440\u0438\u0438 Oracle. \u041f\u0430\u043a\u0435\u0442 Unbreakable Enterprise [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-34910","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" 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